Keller minimal windows®

maximum view !

Transparence pour une architecture innovante

Modern, contemporary architecture is one thing above all else – a focus on the essentials! Clear lines, balanced proportions and, above all, one element plays a very special role – light. Whether it’s an exclusive villa, a detached house, an apartment or a business complex, open-plan living concepts and maximum daylight with unobstructed views of the outdoors are at the top of the priority list for today’s builders.

Frameless Windows & Installation of glazing

Brever – windows and more beautify living spaces and blur the boundaries between inside and outside. For over 15 years, we have been carrying out exclusive projects with minimalist fixed and sliding windows. a17> fixed and sliding windows with minimalist designs, almost frameless, from Keller minimal windows ®. A sophisticated design combines here maximum functionality without compromise. In the Luxembourg region and Belgium, we are synonymous with quality, of precision and of personalised advice.

Since 2024, we have had our own bonding station, where we bond XXL panes—whether straight or curved—weighing up to 1.5 tons per pane with precision using bonded profile frames. Thanks to our high quality standards and the professional expertise of our own technicians, we guarantee the highest level of workmanship. This enables us to reliably implement customized solutions for even the most demanding projects, ensuring that each project is unique and successful thanks to careful planning and flawless execution.

Collage

Maximum view

In this modern bungalow, floor-to-ceiling, minimalist frames blend seamlessly with the spacious terrace to form an elegant whole. The large glass fronts allow plenty of daylight into the interior, creating a bright, open feeling with a pleasant living environment. Thanks to the precise profile bonding by Brever – windows and more, custom-fit XXL glass panes with maximum stability and aesthetics can be realised. The result is an architecturally sophisticated solution that perfectly combines design and function.

Vorteile auf einen Blick

Frameless Optics

The slim aluminium profiles ensure maximum transparency and allow the interior spaces and the spaces outside visually blend together.

High thermal insulation

Despite their minimalist design, the systems offer excellent insulation values and meet modern energy standards.

fabrication sur mesure

Whether large glass surfaces, corner solutions or motorised sliding elements, windows can be flexibly adapted to architectural requirements and .

5 Questions & Answers

What are Keller minimal windows®?
Keller minimal windows® are high-quality, frameless sliding window systems with extremely slim profiles that are designed for maximum transparency a13> and a purist design – ideal for modern architecture.
The systems allow for exceptionally large glass surfaces with element sizes up to 6 x 3.2 meters and a sash weight of up to 1,500 kg – while remaining easy to operate.
Yes, thanks to triple glazing, thermal breaks, and optional high-end insulation, the windows achieve excellent thermal insulation values and meet the requirements for passive houses.
The sliding systems are burglar-proof (e.g. RC2), with concealed locks, and can be fitted with safety glass – without compromising on design.
Yes, the windows can be optionally equipped with electric drives, smart home integration, or sensor technology—for maximum comfort and modern building automation.

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We transform your ideas into works of art

Discover our spacious 1,000 m² showroom in the north of Luxembourg!
Experience a diverse selection of high-quality windows and doors – and that’s not all: we also present exclusive special products and our complete range of modern sun protection solutions.

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Contact us and let your visions come true with us and make

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